The event raised more than $2 million for AIDS research. Other stars in attendance included Karlie Kloss, Uma Thurman, Diane Kruger, Hailey Baldwin and Heidi Klum, who admitted that all of her Valentine's Day plans are set to take place inside the bedroom.

"Probably stay in bed all day," said Klum, 42, who is still going strong with 29-year-old boyfriend Vito Schnabel.